Message-ID: <20040122122424.DA46D1056C@slim.kubism.ku.dk>
Date: 2004-01-22T13:24:37Z
From: Jens Oehlschlägel
Subject: predict.princomp fails if princomp was called with a matrix covmat= (see also #3682 ) (PR#6452)
Dear all,
predict.princomp seems to expect non-NA component $center which is not set
by princomp.default.
Best regards
Jens Oehlschl?gel
> x <- matrix(rnorm(400), ncol=4)
> predict(princomp(x, covmat=cov(x)), newdata=x[1:10, ])
Error in if (center) { : missing value where TRUE/FALSE needed
In addition: Warning message:
the condition has length > 1 and only the first element will be used in: if
(center) {
> version
_
platform i386-pc-mingw32
arch i386
os mingw32
system i386, mingw32
status
major 1
minor 8.1
year 2003
month 11
day 21
language R
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